# SDR SWAA2025110531911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2025
- Submitted: November 5, 2025
- Operation: Air carrier
- Aircraft: [N8918Q](https://openairdocs.org/aircraft/N8918Q), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 68206
- Aircraft time: 6,059 hours, 3,206 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Control Unit
- Condition: Faulted
- Location: Zn 100 Fus Lower
- Stage of operation: CR
- How discovered: O
- Nature of condition: G, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025110531911

## Discrepancy

BATTERY BUSS SECT 2 CIRCUIT BREAKER TRIPPED AT 38;000.  BOTH PACK LIGHTS ILLUMINATED, STBY POWER OFF LIGHT,  NR 2 REVERSER ALL ILLUMINATED. B AUTOPILOT, PA, CABIN INTERCOM & APU GEN LIGHTS INOPERATIVE.  ALL RESET AFTER CIRCUIT BREAKER RESET. MAINT LIGHT ILLUMINATED ON TOUCHDOWN. NO PRESSURIZATION EVENT OCCURRED.   R & R SPCU IAW AMM 24-34-11.

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